MX2015010164A - Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products. - Google Patents

Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products.

Info

Publication number
MX2015010164A
MX2015010164A MX2015010164A MX2015010164A MX2015010164A MX 2015010164 A MX2015010164 A MX 2015010164A MX 2015010164 A MX2015010164 A MX 2015010164A MX 2015010164 A MX2015010164 A MX 2015010164A MX 2015010164 A MX2015010164 A MX 2015010164A
Authority
MX
Mexico
Prior art keywords
production
cellulose
improved
softwood kraft
kraft fiber
Prior art date
Application number
MX2015010164A
Other languages
Spanish (es)
Other versions
MX365675B (en
Inventor
Arthur J Nonni
Charles E Courchene
Christopher M Slone
Phillip Reed Campbell
Steven Chad Dowdle
Joel Mark Engle
Blair Roderick Carter
Original Assignee
Gp Cellulose Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gp Cellulose Gmbh filed Critical Gp Cellulose Gmbh
Publication of MX2015010164A publication Critical patent/MX2015010164A/en
Publication of MX365675B publication Critical patent/MX365675B/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Artificial Filaments (AREA)

Abstract

A bleached softwood kraft pulp fiber with high α-cellulose content and a low CED viscosity is provided, A surfactant treated fiber useful in the production of chemical derivatives is also described. Methods for making the kraft pulp fiber and products made from it are also described.
MX2015010164A 2013-02-08 2014-02-06 Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products. MX365675B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201361762532P 2013-02-08 2013-02-08
US201361782035P 2013-03-14 2013-03-14
US201361789610P 2013-03-15 2013-03-15
PCT/IB2014/000680 WO2014122533A2 (en) 2013-02-08 2014-02-06 Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products

Publications (2)

Publication Number Publication Date
MX2015010164A true MX2015010164A (en) 2016-03-21
MX365675B MX365675B (en) 2019-06-10

Family

ID=50829216

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2015010164A MX365675B (en) 2013-02-08 2014-02-06 Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products.

Country Status (15)

Country Link
US (1) US10151064B2 (en)
EP (1) EP2954115B1 (en)
JP (2) JP6472758B2 (en)
KR (1) KR102180512B1 (en)
CN (1) CN105008616B (en)
AU (1) AU2014213691B2 (en)
BR (1) BR112015018492A2 (en)
CA (1) CA2898417C (en)
IL (1) IL239982B (en)
MX (1) MX365675B (en)
PL (1) PL2954115T3 (en)
RU (2) RU2018117289A (en)
TW (1) TWI628332B (en)
WO (1) WO2014122533A2 (en)
ZA (1) ZA201505115B (en)

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WO2017095831A1 (en) 2015-12-01 2017-06-08 Gp Cellulose Gmbh Open chain modified cellulosic pulps and methods of making and using the same
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US20200255547A1 (en) * 2017-10-03 2020-08-13 Dow Global Technologies Llc Simplified process for making low viscosity cellulose ether
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